
The AirTAC Airtac MAC Stainless Steel Mini Air Cylinder MAC63X500SCM is a genuine double acting + cushion standard round-body mini air cylinder with a Ø63mm bore and 500mm stroke, 1/4" air ports and a stainless-steel barrel with a hard-chrome-plated rod for reliable, mildly corrosion-resistant service. A variable air cushion at both ends lets you tune end-of-stroke deceleration on site.
The largest bore in the MAC line turns this mini-format cylinder into a genuine workhorse: at 0.5 MPa it pushes with 1557.9 N and pulls with 1457.4 N, rising to 2181.0 N and 2040.3 N at 0.7 MPa. Double acting with a variable air cushion at both ends, it runs 30-800 mm/s on filtered air at 0.15-1.0 MPa (22-145 psi), proof rated at 1.5 MPa (215 psi). Keep real working effort near 935 N, about 60% of the 0.5 MPa push figure, so the cylinder has headroom for friction and pressure dips.
The 500 mm stroke sits right at the top of the standard range for a 63 mm bore, so no made-to-order barrel is needed. The riveted stainless-steel barrel with a hard-chrome plated rod shrugs off washdown and damp plant air far better than painted minis, and the CM round-end back cover lets the whole cylinder swing on a pin without fabricated brackets. The built-in magnet is standard, so CMSG / DMSG / EMSG switches clip straight on for end-of-stroke sensing.
| Model | Airtac MAC Stainless Steel Mini Air Cylinder MAC63X500SCM |
|---|---|
| Series | MAC mini cylinder |
| Bore size | Ø63 mm |
| Stroke | 500 mm |
| Acting type | Double acting + cushion |
| Port size | 1/4" |
| Rod thread | M14×1.5 |
| Fluid | Air (filtered by 40µm element) |
|---|---|
| Operating pressure | 0.15 – 1.0 MPa |
| Proof pressure | 1.5 MPa |
| Temperature | -20 to +70 °C |
| Speed range | 30 – 800 mm/s |
| Cushion | Variable air cushion, both ends |
| Max standard stroke | Up to 500 mm |
Specifications follow the official AirTAC MA-series datasheet. Barrel: stainless-steel tube (round-body, riveted rolling-packed construction); piston rod: carbon steel with 20µm hard-chrome plating; covers: aluminium alloy. Thread options: PT (blank) / G / NPT. Every MA-series cylinder ships with a built-in magnet for CMSG / DMSG / EMSG position sensors.
| Pressure | Push force | Pull force |
|---|---|---|
| 0.5 MPa | 1559 N | 1458 N |
| 0.7 MPa | 2182 N | 2041 N |
| Max (@1.0 MPa) | 318 kgf | |
Actual usable force is lower than theoretical due to friction and back-pressure. Size with a safety margin.
| MAC | Standard round-body mini cylinder (double-acting, variable cushion). |
|---|---|
| 63 | Bore size in mm. |
| ×500 | Stroke length in mm. |
| -S | Built-in magnet for CMSG / DMSG / EMSG sensors (standard on MA series). |
| CA / U / CM | Back-cover type: CA pivot, U flat-end, CM round-end. |
MA-family variants: MA / MAC (double acting ±cushion), MSA / MTA (single acting push / pull), MAD / MACD (double rod ±cushion), MAJ / MACJ (adjustable stroke ±cushion), MAR (cushioned with integrated F/U mount). Mounting accessories: FA flange, LB foot, SDB pivot; plus I and Y knuckles. Thread PT (blank) / G / NPT.
A 500 mm stroke shoves a loaded pallet clear of a conveyor stop, with 1557.9 N available at 0.5 MPa and roughly 935 N of that usable in practice.
Lifting battery packs out of a deep AGV tray: the theoretical 159 kg vertical lift drops to about 79 kg with a 2:1 margin, comfortably covering a 70 kg pack.
Swinging a heavy steel scrap gate under a punch press; the round-end back cover takes a pivot pin directly and the air cushion catches the gate at full open.
There is no larger bore to step up to - 63 mm is the strongest in the MAC series - so if 1557.9 N at 0.5 MPa is more than the job needs, the 50 mm bore delivers 981.3 N and saves air. Because a plain MAC is double acting only, air must keep flowing to hold a position: centring the valve lets the piston drift, so add a rod lock or pilot check valve where a load must stay put over the full travel. The CM round-end cover pairs with the SDB pivot bracket, while FA flange and LB foot options suit rigid frames, and I / Y rod knuckles protect the M14x1.5 male thread from bending. On a 500 mm stroke, keep side load off the 16 mm rod by guiding the load externally, and use the standard magnet with CMSG / DMSG / EMSG switches for position feedback.
Quick checklist
At 0.5 MPa it pushes 1557.9 N and pulls 1457.4 N; at 0.7 MPa that rises to 2181.0 N push and 2040.3 N pull; theoretical maximum is 317.7 kgf at 1.0 MPa. It is double acting, runs 30-800 mm/s on 0.15-1.0 MPa (22-145 psi) air through 1/4" ports, and carries a 1.5 MPa (215 psi) proof rating.
Back both cushion needle screws fully off before the first run, then close them gradually until end-of-stroke shock disappears. The cushion is variable air, not a fixed bumper, and it does not lock the piston - with air lost the rod drifts, so fit a rod lock or pilot check valve if the load must stay put.
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